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Side-by-side financial comparison of IonQ, Inc. (IONQ) and LandBridge Co LLC (LB). Click either name above to swap in a different company.

IonQ, Inc. is the larger business by last-quarter revenue ($61.9M vs $56.8M, roughly 1.1× LandBridge Co LLC). IonQ, Inc. runs the higher net margin — 1217.8% vs 14.2%, a 1203.6% gap on every dollar of revenue. On growth, IonQ, Inc. posted the faster year-over-year revenue change (428.5% vs 55.6%). LandBridge Co LLC produced more free cash flow last quarter ($122.0M vs $-83.3M).

IonQ, Inc. is an American quantum computing hardware and software company headquartered in College Park, Maryland. The company develops general-purpose trapped ion quantum computers and accompanying software to generate, optimize, and execute quantum circuits.

IONQ vs LB — Head-to-Head

Bigger by revenue
IONQ
IONQ
1.1× larger
IONQ
$61.9M
$56.8M
LB
Growing faster (revenue YoY)
IONQ
IONQ
+373.0% gap
IONQ
428.5%
55.6%
LB
Higher net margin
IONQ
IONQ
1203.6% more per $
IONQ
1217.8%
14.2%
LB
More free cash flow
LB
LB
$205.3M more FCF
LB
$122.0M
$-83.3M
IONQ

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IONQ
IONQ
LB
LB
Revenue
$61.9M
$56.8M
Net Profit
$753.7M
$8.1M
Gross Margin
Operating Margin
-369.4%
60.0%
Net Margin
1217.8%
14.2%
Revenue YoY
428.5%
55.6%
Net Profit YoY
473.1%
-83.7%
EPS (diluted)
$2.60
$0.24

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
IONQ
IONQ
LB
LB
Q4 25
$61.9M
$56.8M
Q3 25
$39.9M
$50.8M
Q2 25
$20.7M
$47.5M
Q1 25
$44.0M
Q4 24
$11.7M
$36.5M
Q3 24
$12.4M
$28.5M
Q2 24
$11.4M
$26.0M
Q1 24
$19.0M
Net Profit
IONQ
IONQ
LB
LB
Q4 25
$753.7M
$8.1M
Q3 25
$-1.1B
$8.1M
Q2 25
$-176.8M
$7.5M
Q1 25
$6.5M
Q4 24
$-202.0M
$49.3M
Q3 24
$-52.5M
$2.7M
Q2 24
$-37.6M
$-57.7M
Q1 24
$10.8M
Operating Margin
IONQ
IONQ
LB
LB
Q4 25
-369.4%
60.0%
Q3 25
-423.5%
60.8%
Q2 25
-776.0%
60.0%
Q1 25
57.0%
Q4 24
-661.9%
49.4%
Q3 24
-428.5%
11.2%
Q2 24
-430.0%
-197.4%
Q1 24
71.1%
Net Margin
IONQ
IONQ
LB
LB
Q4 25
1217.8%
14.2%
Q3 25
-2646.3%
15.9%
Q2 25
-854.5%
15.8%
Q1 25
14.7%
Q4 24
-1725.0%
135.2%
Q3 24
-423.4%
9.3%
Q2 24
-330.0%
-222.1%
Q1 24
56.7%
EPS (diluted)
IONQ
IONQ
LB
LB
Q4 25
$2.60
$0.24
Q3 25
$-3.58
$0.26
Q2 25
$-0.70
$0.24
Q1 25
$0.20
Q4 24
$-0.95
Q3 24
$-0.24
$-0.04
Q2 24
$-0.18
Q1 24

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
IONQ
IONQ
LB
LB
Cash + ST InvestmentsLiquidity on hand
$2.4B
$30.7M
Total DebtLower is stronger
$570.7M
Stockholders' EquityBook value
$3.8B
$340.3M
Total Assets
$6.6B
$1.4B
Debt / EquityLower = less leverage
1.68×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IONQ
IONQ
LB
LB
Q4 25
$2.4B
$30.7M
Q3 25
$1.1B
$28.3M
Q2 25
$546.9M
$20.3M
Q1 25
$14.9M
Q4 24
$340.3M
$37.0M
Q3 24
$365.7M
$14.4M
Q2 24
$369.8M
$24.6M
Q1 24
Total Debt
IONQ
IONQ
LB
LB
Q4 25
$570.7M
Q3 25
$366.1M
Q2 25
$370.9M
Q1 25
$375.5M
Q4 24
$385.5M
Q3 24
$242.4M
Q2 24
$360.8M
Q1 24
Stockholders' Equity
IONQ
IONQ
LB
LB
Q4 25
$3.8B
$340.3M
Q3 25
$2.3B
$272.0M
Q2 25
$1.2B
$266.4M
Q1 25
$217.0M
Q4 24
$383.9M
$211.8M
Q3 24
$435.7M
$97.2M
Q2 24
$463.3M
$296.4M
Q1 24
$162.3M
Total Assets
IONQ
IONQ
LB
LB
Q4 25
$6.6B
$1.4B
Q3 25
$4.3B
$1.1B
Q2 25
$1.3B
$1.1B
Q1 25
$1.0B
Q4 24
$508.4M
$1.0B
Q3 24
$497.9M
$689.9M
Q2 24
$517.4M
$710.5M
Q1 24
Debt / Equity
IONQ
IONQ
LB
LB
Q4 25
1.68×
Q3 25
1.35×
Q2 25
1.39×
Q1 25
1.73×
Q4 24
1.82×
Q3 24
2.49×
Q2 24
1.22×
Q1 24

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
IONQ
IONQ
LB
LB
Operating Cash FlowLast quarter
$-74.5M
$126.3M
Free Cash FlowOCF − Capex
$-83.3M
$122.0M
FCF MarginFCF / Revenue
-134.6%
214.9%
Capex IntensityCapex / Revenue
14.2%
7.5%
Cash ConversionOCF / Net Profit
-0.10×
15.68×
TTM Free Cash FlowTrailing 4 quarters
$-307.3M
$207.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IONQ
IONQ
LB
LB
Q4 25
$-74.5M
$126.3M
Q3 25
$-123.1M
$34.9M
Q2 25
$-52.6M
$37.3M
Q1 25
$15.9M
Q4 24
$-39.4M
$67.6M
Q3 24
$-19.2M
$7.5M
Q2 24
$-26.6M
$16.0M
Q1 24
$17.2M
Free Cash Flow
IONQ
IONQ
LB
LB
Q4 25
$-83.3M
$122.0M
Q3 25
$-127.2M
$33.7M
Q2 25
$-53.8M
$36.1M
Q1 25
$15.8M
Q4 24
$-43.0M
$66.7M
Q3 24
$-23.0M
$7.1M
Q2 24
$-34.1M
$15.7M
Q1 24
$17.1M
FCF Margin
IONQ
IONQ
LB
LB
Q4 25
-134.6%
214.9%
Q3 25
-319.1%
66.3%
Q2 25
-259.8%
75.9%
Q1 25
36.0%
Q4 24
-367.4%
182.6%
Q3 24
-185.3%
25.1%
Q2 24
-299.3%
60.4%
Q1 24
90.1%
Capex Intensity
IONQ
IONQ
LB
LB
Q4 25
14.2%
7.5%
Q3 25
10.4%
2.3%
Q2 25
5.8%
2.6%
Q1 25
0.2%
Q4 24
30.7%
2.7%
Q3 24
30.4%
1.1%
Q2 24
65.8%
1.4%
Q1 24
0.5%
Cash Conversion
IONQ
IONQ
LB
LB
Q4 25
-0.10×
15.68×
Q3 25
4.31×
Q2 25
4.98×
Q1 25
2.46×
Q4 24
1.37×
Q3 24
2.80×
Q2 24
Q1 24
1.60×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

IONQ
IONQ

Other$31.2M50%
Platform Consulting And Support Services$30.7M50%

LB
LB

Segment breakdown not available.

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